{"items":[{"id":"NVI-00002475","kind":"vulnerability","title":"Silverstipe CMS Stored XSS in custom meta tags","revision":3,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-pp74-g2q5-j4jf","CVE-2022-37421"],"plain_summary":"OSV carries this publisher advisory for silverstripe/cms. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 4.11.3 for silverstripe/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-1a0725fde7d75fe3407f6dd9fe0c2658"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. 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This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-06-17T04:55:04.100Z","value":"5.4 MEDIUM (3.1)","meaning":"nvd@nist.gov severity; no combined Null risk score.","source_id":"sr-db5102f04aa92fe77184c259a437e7b2"},{"kind":"CVSS","as_of":"2026-06-17T04:55:04.100Z","value":"5.4 MEDIUM (3.1)","meaning":"134c704f-9b21-4f2e-91b3-4a467353bcc0 severity; no combined Null risk score.","source_id":"sr-db5102f04aa92fe77184c259a437e7b2"},{"kind":"EPSS","as_of":"2026-11-04T12:03:12.000Z","value":"0.585%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.48063. Missing scores are unknown.","source_id":"sr-08ae8fcfa365d7d470602f9eed3c1c64"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-1a0725fde7d75fe3407f6dd9fe0c2658","url":"https://github.com/advisories/GHSA-pp74-g2q5-j4jf","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-pp74-g2q5-j4jf","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:30.993Z"},{"id":"sr-db5102f04aa92fe77184c259a437e7b2","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-37421","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2022-37421","publisher":"NIST National Vulnerability Database","observed_at":"2026-10-31T23:14:33.801Z"},{"id":"sr-08ae8fcfa365d7d470602f9eed3c1c64","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2022-37421","publisher":"FIRST EPSS","observed_at":"2026-11-04T17:57:29.219Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-1a0725fde7d75fe3407f6dd9fe0c2658"],"technology":"silverstripe/cms","known_exclusions":[],"conditions_summary":"A malicious content author could create a custom meta tag and execute an arbitrary JavaScript payload. This would require convincing a legitimate user to access a page and enter a custom keyboard shortcut.\nThis requires CMS access to exploit.","public_affected_ranges":["ECOSYSTEM: introduced 4.0.0; fixed 4.11.3"]}],"null_published_at":"2026-11-07T22:29:23.459Z","source_updated_at":"2024-02-20T05:25:57.669Z","source_disclosed_at":"2022-11-21T23:59:26.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:42:30.993Z"},{"id":"NVI-00002475","kind":"vulnerability","title":"Silverstipe CMS Stored XSS in custom meta tags","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-pp74-g2q5-j4jf","CVE-2022-37421"],"plain_summary":"OSV carries this publisher advisory for silverstripe/cms. 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This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"EPSS","as_of":"2026-11-04T12:03:12.000Z","value":"0.585%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.48063. Missing scores are unknown.","source_id":"sr-08ae8fcfa365d7d470602f9eed3c1c64"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-1a0725fde7d75fe3407f6dd9fe0c2658","url":"https://github.com/advisories/GHSA-pp74-g2q5-j4jf","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-pp74-g2q5-j4jf","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:30.993Z"},{"id":"sr-08ae8fcfa365d7d470602f9eed3c1c64","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2022-37421","publisher":"FIRST EPSS","observed_at":"2026-11-04T17:57:29.219Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-1a0725fde7d75fe3407f6dd9fe0c2658"],"technology":"silverstripe/cms","known_exclusions":[],"conditions_summary":"A malicious content author could create a custom meta tag and execute an arbitrary JavaScript payload. This would require convincing a legitimate user to access a page and enter a custom keyboard shortcut.\nThis requires CMS access to exploit.","public_affected_ranges":["ECOSYSTEM: introduced 4.0.0; fixed 4.11.3"]}],"null_published_at":"2026-11-06T07:24:11.288Z","source_updated_at":"2024-02-20T05:25:57.669Z","source_disclosed_at":"2022-11-21T23:59:26.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Dated EPSS estimate updated; this is not a new disclosure or proof of exploitation.","null_first_observed_at":"2026-10-31T21:42:30.993Z"},{"id":"NVI-00002475","kind":"vulnerability","title":"Silverstipe CMS Stored XSS in custom meta tags","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-pp74-g2q5-j4jf","CVE-2022-37421"],"plain_summary":"OSV carries this publisher advisory for silverstripe/cms. 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